New conditions for the additive inverse eigenvalue problem for matrices (Q1187799)
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scientific article; zbMATH DE number 39704
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | New conditions for the additive inverse eigenvalue problem for matrices |
scientific article; zbMATH DE number 39704 |
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New conditions for the additive inverse eigenvalue problem for matrices (English)
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13 August 1992
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It is investigated when it is possible to add to the diagonal elements of a given symmetric matrix so that it gets a prescribed set of real numbers as eigenvalues. Bounds on how far an eigenvalue can be moved are given, and also on how close it is possible to get a pair of eigenvalues.
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additive inverse eigenvalue problem
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necessary conditions
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sufficient conditions
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